{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["GENE"], "input": "The XS2 gene down - regulates but does not abolish expression of LU genes and does not affect expression of CD44 ."}
{"GENE": ["XS2 gene", "LU genes", "CD44"]}